The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2012
Filed:
Jan. 25, 2011
Karl Paul Maurer, North Branch, MN (US);
Daniel P. Jones, Royal Oak, MI (US);
Karl Paul Maurer, North Branch, MN (US);
Daniel P. Jones, Royal Oak, MI (US);
E I du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Disclosed is a muffler () integrated with a catalytic converter bed () including a polymeric muffler body (), an inlet pipe () in flow communication with engine exhaust, said inlet pipe connected to a first body mounting adapter () so as to hold the inlet pipe a heat insulating distance from said polymeric muffler body, said inlet pipe in flow communication with an inlet of said catalytic converter bed (), and a perforated exhaust pipe () in flow communication with an outlet of the catalytic converter bed, said perforated exhaust pipe mounted on a second body mounting adapter () so as to hold the perforated exhaust pipe a heat insulating distance from the polymeric muffler body; said inlet pipe and said perforated exhaust pipe holding said catalytic converter bed a heat insulating distance from the polymeric muffler body, said first body mounting adapter, polymeric muffler body, and second body mounting adapter forming a sealed internal chamber to provide an insulating and noise abatement space ().